Big Tech faces a historic legal showdown. A major trial over social media addiction has begun and could reshape the technology industry. Meta CEO Mark Zuckerberg testified before a jury for the first time over claims that social media harms young people. His testimony came more than four years after leaked internal documents suggested the company knew its platforms could…

Astronomers analysed ancient lunar and terrestrial rocks to trace the origin of Theia, the Moon’s precursor planet.Theia disappeared billions of years ago, leaving no direct chemical evidence for scientists to study.Researchers suggest Theia likely formed closer to the Sun than previously believed.The planet struck early Earth about 4.5 billion years ago, scattering debris that formed the Moon.Material from Theia mixed…